931219424423 has 4 divisors (see below), whose sum is σ = 936044395728. Its totient is φ = 926394453120.

The previous prime is 931219424363. The next prime is 931219424437. The reversal of 931219424423 is 324424912139.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324424912139 = 122653 ⋅2645063.

It is a cyclic number.

It is not a de Polignac number, because 931219424423 - 2¹⁶ = 931219358887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (931219424453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2412485363 + ... + 2412485748.

It is an arithmetic number, because the mean of its divisors is an integer number (234011098932).

Almost surely, 2^931219424423 is an apocalyptic number.

931219424423 is a deficient number, since it is larger than the sum of its proper divisors (4824971305).

931219424423 is a wasteful number, since it uses less digits than its factorization.

931219424423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4824971304.

The product of its digits is 373248, while the sum is 44.

The spelling of 931219424423 in words is "nine hundred thirty-one billion, two hundred nineteen million, four hundred twenty-four thousand, four hundred twenty-three".